<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <script src="./js/vue.js"></script>
    <title>人员列表</title>
</head>
<body>
    <div id="root">
        <!-- 
            v-for指令
            1.用于展示列表数据
            2.语法：v-for="(item,index) in items" :key="item.id"
            3.可遍历:数组、对象、字符串(用的很少)、指定次数(用的很少)
        -->
        <h2>人员列表</h2>
        <!-- 遍历数组 -->
        <ul>
            <li v-for="(person,index) in persons" :key="person.id">
                {{person.name}}-{{person.age}}
            </li>
        </ul>
        <!-- 遍历对象 -->
         <h2>汽车信息</h2>
        <ul>
            <li  v-for="(value,key,index) in car" :key="index">
                {{key}}-{{value}}
            </li>
        </ul>

        <!-- 遍历字符串 -->
         <h2>测试遍历字符串</h2>
        <ul>
            <li v-for="(char,index) in string" :key="index">
                {{char}}-{{index}}
            </li>
        </ul>
        <!-- 遍历指定次数 -->
         <h2>遍历指定次数</h2>
        <ul>
            <li v-for="(number,index) in 5" :key="index">
                {{number}}-{{index}}
            </li>
        </ul>
    </div>
</body>
<script>
    var vm = new Vue({
        el: '#root',
        data: {
            persons:[
                {
                    id:'001',
                    name: '张三',
                    age: 20
                },
                { 
                    id:'002',
                    name:'李四',
                    age:18
                },
                {
                     id:'003',
                    name:"王五",
                    age:25
                }
            ],
            car:{
                brand:'宝马',
                price:100000,
                color:"红色"
            },
            string:"Hello Vue"
        }
    })          
</script>
</html>